La degeneración macular relacionada con la edad (senil) es una enfermedad que causa borrosidad de la visión central. La visión borrosa se produce debido . Macular degeneration, also known as age-related macular degeneration (AMD or ARMD), is a medical condition which may result in blurred or no vision in the. A degeneração macular é uma doença da retina que afeta a mácula em que o a idade também é, por vezes, conhecida como degeneração macular senil.

Author: Muran Meztilabar
Country: Liberia
Language: English (Spanish)
Genre: Photos
Published (Last): 21 April 2009
Pages: 421
PDF File Size: 3.25 Mb
ePub File Size: 4.70 Mb
ISBN: 670-9-13686-256-6
Downloads: 43905
Price: Free* [*Free Regsitration Required]
Uploader: Shakalmaran

For that matter, only a small number of people with visual impairment are totally blind.

It is usually, but not always, preceded by the dry form of AMD. Published online May The damage can either be the development of atrophy or the onset of neovascular disease. Dietary fat and fish intake and age-related maculopathy.

Preferred Practice Pattern Guidelines. Photodynamic therapy has also been used to treat wet AMD. This page was last edited on 5 Novemberat Complement factor H polymorphism, complement activators, and risk of age-related macular degeneration.

Asthenopia Hemeralopia Photophobia Scintillating scotoma. In the wet exudative form, which is more senkl, blood vessels grow up from the choroid neovascularization behind the retina which can leak exudate and fluid and also cause hemorrhaging.

Because peripheral vision is not seinl, people with macular degeneration can learn to use their remaining vision to partially compensate. Se desarrolla un nuevo punto en blanco o ciego en el campo visual central.

People sehil drusen may or may not develop AMD, in fact, the majority of people degwneracion age 60 have drusen with no adverse effects. La rapidez de los cambios en la vista La AMD seca ocurre lentamente. The pathogenesis of age-related macular degeneration is not well known, although some theories have been put forward, including oxidative stress, degeneraciion dysfunction, and inflammatory processes.

A controversy in the UK involved the off-label use of cheaper bevacizumab over the approved, but expensive, ranibizumab.

Over time, this results in accumulation of intracellular and extracellular metabolic debris. Geographic atrophy also called atrophic AMD is an advanced form of AMD in which progressive and irreversible loss of retinal macullar leads to a loss of visual function. Archives of OphthalmologyApril Early, intermediate, late [1].

EN LA LUPA: Rogar a Santa Lucia

Early AMD is usually asymptomatic. Dietary carotenoids, vitamins C and E, and risk of cataract in women. Retrieved August 4, The British Journal of Ophthalmology. American Journal of Clinical Nutrition.

El personal de Healthwise. Usted ve alguna de las siguientes cosas en una rejilla de Amsler: A randomized control trial found that bevacizumab and ranibizumab had similar efficacy, and reported no significant increase in adverse events with bevacizumab.

For the best experience on Cigna. Complement C3 variant and the risk of age-related macular degeneration. Accessed April 30, Retrieved 22 October The Cochrane Database of Systematic Reviews 3: These genes mafular roles regulating the immune response, inflammatory processes and homeostasis of the retina.

Despriet DG, et al.

Early work demonstrated a family of immune mediators was plentiful in drusen. Dry AMD patients tend to have minimal symptoms in the earlier stages; visual function loss occurs more often if the condition advances to geographic atrophy. Enaproximadamente 2. The risk of developing symptoms is jacular when the drusen are large and numerous and associated with the disturbance in the pigmented cell layer under the macula.

Globe Fibrous tunic Sclera Scleritis Episcleritis. Adeno associated virus and gene therapy of the human retina.

Macular degeneration

The area of the macula comprises only about 2. Archived from the original on May 22, Ferri’s Clinical Advisor1st ed. Other approved antiangiogenic drugs for the treatment of neo-vascular AMD include pegaptanib [62] and aflibercept. Fletcher EC, et al. Hemianopsia binasal bitemporal homonymous Quadrantanopia. It is quite difficult, for example, to read without central vision.